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2003-2007 Cummins Stage 1 Race Performance Head (PDM-59CRRH)

Industrial Injection
Regular price $9,174.11 CAD

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Description

The Industrial Injection PDM-59CRRH is a Stage 1 fully CNC-ported cylinder head for the 2003-2007 5.9L Common Rail Cummins, built for racing and sled-pulling use. Ports are cut on a 5-axis CNC with CAD/CAM software and then hand-blended, giving each runner identical flow for cleaner tuning and balanced cylinder power. The head ships complete with upgraded stainless valves, heat-treated iron valve guides, premium nickel-based seats, a radius-cut steel fire ring, drilled-and-tapped steel freeze plugs, and 120 lb performance valve springs.

Features

  • Stage 1 fully CNC-ported with 5-axis CAD/CAM tooling
  • Hand-blended ports for matched cylinder-to-cylinder flow
  • Upgraded stainless steel valves with nitrate coating
  • Heat-treated iron-based valve guides, Rockwell 22 C, spiral-grooved for oil retention
  • Premium nickel-based non-magnetic valve seats
  • Radius-cut steel fire ring to reduce head gasket failures
  • Drilled and tapped steel coolant freeze plugs (no press-in aluminum)
  • 120 lb performance valve springs

Notes

  • Intake runner is milled to accept a ZZ Fab intake (sold separately)
  • Core deposit required — see core charge product at checkout

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Vehicle Fitment - Part No: PDM-59CRRH

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